| 摘要 |
An anti-corrosive impact absorption pin of a road safety shelter is provided to absorb shock energy more effectively and to prevent corrosion. An anti-corrosive impact absorption pin of a road safety shelter comprises an impact absorption pin(40) with a projection unit(7) wherein a plurality of protrusions between a head and screw thread are formed, and a sleeve tube(8) covering the projection unit. The impact absorption pin is arranged in the guide rail fixed on the road to 2 heat to differ in the fixed interval in the longitudinal direction.
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